CN108035380B - Support and hanger embedded assembly and embedded installation construction method thereof - Google Patents
Support and hanger embedded assembly and embedded installation construction method thereof Download PDFInfo
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- CN108035380B CN108035380B CN201711425153.0A CN201711425153A CN108035380B CN 108035380 B CN108035380 B CN 108035380B CN 201711425153 A CN201711425153 A CN 201711425153A CN 108035380 B CN108035380 B CN 108035380B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- Mining & Mineral Resources (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a support and hanger embedded assembly, which comprises embedded channel steel, wherein the back of the embedded channel steel is provided with an anchor bolt, and the support and hanger embedded assembly further comprises at least two groups of channel steel fixing pieces which are arranged in parallel, wherein each group of channel steel fixing pieces are arranged between the back of the embedded channel steel and a grouting template, and the verticality of the embedded channel steel and the distance between the embedded channel steel and the grouting template are fixed. The embedded assembly of the assembled support and hanger provided by the invention has the advantages of simple structure and convenience in installation, and can effectively solve the problems of low standard degree, poor quality control, poor verticality, low survival rate, poor laminating degree and the like in the installation process of embedded parts in the prior art.
Description
Technical Field
The invention belongs to the technical field of installation of infrastructure comprehensive pipe racks, and particularly relates to an embedded assembly of an assembled support and hanger and an embedded installation construction method thereof.
Background
At present, urban comprehensive pipe racks are unfolded and implemented in a large area in the whole country, the urban comprehensive pipe racks are municipal public tunnel spaces built underground in cities, municipal public pipelines such as electric power, communication, water supply and the like are intensively laid in one structure according to planning requirements, and unified planning, design, construction and management are implemented. The cables in the pipe rack are required to be installed on the side wall of the pipe rack through the support system, and from the technical process perspective, the assembled support and hanger has great advantages compared with the traditional support and hanger, and has wider development prospect.
The utility tunnel inner gallery pipeline adopts the prefabricated finished product support hanger to more efficiently accord with the idea of assembly type engineering. At present, the existing fabricated finished support and hanger is composed of C-shaped channel steel, embedded channel steel, matched connecting pieces, expansion anchor bolts and the like, the section bar belongs to non-standard components, national standard guidance is not available, mechanical parameters of section bars of various manufacturers are mainly referenced to test data, unified standard is not available, the section bars are uneven, and the type and the specification of the support are more and cannot be unified. There are a number of problems: if the main body is designed for different template systems, different construction methods (excavation, shield, jacking pipe, prefabrication and the like) are needed to be adopted for constructing the embedded channel steel; the problems of poor quality control, poor verticality, low survival rate, poor laminating degree and the like exist in the construction process of the finished support embedded channel steel. There is therefore a need for improvements over existing embedments.
Disclosure of Invention
The invention aims to: the invention aims to overcome the defects of the prior art, and provides a support and hanger embedded assembly which comprises embedded channel steel, wherein the back of the embedded channel steel is provided with an anchor bolt, and the support and hanger embedded assembly further comprises at least two groups of channel steel fixing pieces which are arranged in parallel, wherein each group of channel steel fixing pieces are arranged between the back of the embedded channel steel and a grouting template, and the verticality of the embedded channel steel and the distance between the embedded channel steel and the grouting template are fixed.
Further, in order to improve the wall intensity, at least two rows of reinforcing steel bars parallel to the grouting templates are fixed between the back surface of the embedded channel steel and the grouting templates.
Further, as a preferred embodiment, the channel steel fixing piece comprises a transverse S-shaped elastic hook, one end of the S-shaped elastic hook is connected with an anchor bolt of the embedded channel steel, and the other end of the S-shaped elastic hook abuts against the grouting formwork.
Further, as a preferred embodiment, the channel steel fixing piece further comprises a V-shaped fixing frame, the V-shaped fixing frame is fixed on the reinforcing mesh close to one side of the grouting template, the opening is upward, and one end of the S-shaped elastic hook is erected on the V-shaped fixing frame and then abuts against the grouting template.
Further, as a preferred embodiment, one end of the S-shaped elastic hook is welded at the root of the embedded channel steel anchor bolt, and the other end of the S-shaped elastic hook is erected and welded on the V-shaped fixing frame and then abuts against the grouting template.
Further, in order to eliminate the influence that the length reduction that the atress of channel-section steel mounting contracts and leads to produced in the work progress, guarantee that pre-buried groove and template laminate, the total natural length of the depth of channel-section steel mounting and pre-buried channel-section steel is greater than 4~6 mm of wall body total thickness.
Further, in order to avoid the situation that the embedded part cannot be used due to the fact that concrete is poured into the embedded channel steel in the subsequent pouring process, sealing end covers are arranged at two ends of the embedded channel steel, foaming materials are filled in the hollow parts of the embedded channel steel, and the opening is sealed by a sealing film;
further, as a preferred embodiment, the S-shaped elastic hook and the V-shaped fixing frame are made of phi 12 round steel.
The invention also provides a pre-buried installation construction method of the support and hanger pre-buried assembly, which comprises the following steps:
(1) Selecting an embedded assembly according to the mounting requirement of the bracket, and monitoring whether the load meets the requirement;
(2) Sealing the two ends of the embedded channel steel by adopting a sealing end cover, filling foam materials into the hollow part of the embedded channel steel, and finally sealing by a sealing film;
(3) Fixing a grouting template, placing an embedded part in a target installation position, primarily fixing, and fixing an S-shaped elastic hook and a V-shaped fixing frame between the embedded channel steel and the grouting template to keep the perpendicularity of the embedded channel steel and the fitting degree of the embedded channel steel and the grouting template;
(4) Pouring concrete, and waiting for solidification and forming;
(5) Removing the grouting template after the concrete is solidified and formed;
(6) And rechecking the embedded result of the embedded part according to the drawing, and rechecking whether the load meets the requirement.
The beneficial effects are that: (1) The embedded assembly of the assembled support and hanger has the advantages of simple structure and convenient installation, and can effectively overcome the problems of low standard degree, poor quality control, poor verticality, low survival rate, poor fitting degree and the like in the installation process of the embedded part in the prior art; (2) According to the device, the grouting templates and the channel steel fixing pieces are combined to fix the embedded channel steel, so that the material utilization rate is improved, the fixing effect of the embedded channel steel is improved, the mounting operation of the support and hanger in the later period is facilitated, the embedded pieces are completely attached to the grouting templates, and the flatness of the concrete pouring forming member is improved; (3) The embedded part installed through the process does not need to be perforated on the grouting template, and can keep good perpendicularity, so that the field installation efficiency is greatly improved, and dust-free and efficient field construction environments are realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the device of the present invention;
wherein: 11. the steel bar pile comprises pre-embedded channel steel before displacement, 1, pre-embedded channel steel, 2, anchor bolts, 3, grouting templates, 4, a reinforcing steel bar net, 51, S-shaped elastic hooks before deformation, 5, S-shaped elastic hooks, 6, V-shaped fixing frames, 7 and concrete.
Detailed Description
The technical scheme of the invention is described in detail below through the drawings, but the protection scope of the invention is not limited to the embodiments.
Example 1: the utility model provides a gallows embedded assembly, includes embedded channel-section steel 1, embedded channel-section steel 1's back has crab-bolt 2, and sealing end cap is established at embedded channel-section steel's both ends, and foaming material is filled to its hollow part, and the opening part is sealed by the sealing membrane, this structure still includes two sets of channel-section steel mounting that are parallel to each other at least, every set of channel-section steel mounting set up between embedded channel-section steel 1's back and grout template 3, fixed embedded channel-section steel 1's straightness and with the distance between the grout template 3. At least two rows of reinforcing steel bar meshes 4 parallel to the grouting templates are fixed between the back surface of the embedded channel steel 1 and the grouting templates 3; the channel steel fixing piece comprises a transverse S-shaped elastic hook 5, one end of the S-shaped elastic hook 5 is connected with an anchor bolt 2 of the embedded channel steel, and the other end of the S-shaped elastic hook abuts against the grouting template 3; the channel steel fixing piece further comprises a V-shaped fixing frame 6, the V-shaped fixing frame 6 is fixed on the reinforcing steel bar net 4 close to one side of the grouting template 3, an opening is upward, and one end of the S-shaped elastic hook 5 is erected on the V-shaped fixing frame 6 and then abuts against the grouting template 3; one end of the S-shaped elastic hook 5 is welded at the root of the embedded channel steel anchor bolt 2, and the other end is erected and welded on the V-shaped fixing frame 6 and then abuts against the grouting template 3; the total length of the groove depths of the channel steel fixing piece and the embedded channel steel is 4-6 mm greater than the total thickness of the wall body; in this embodiment, the S-shaped elastic hooks 5 and the V-shaped fixing frames 6 are made of phi 12 round steel.
The pre-buried installation construction method adopting the pre-buried assembly of the support and hanger comprises the following steps:
(1) Selecting an embedded assembly according to the mounting requirement of the bracket, and monitoring whether the load meets the requirement;
(2) Sealing the two ends of the embedded channel steel by adopting a sealing end cover, filling foam materials into the hollow part of the embedded channel steel, and finally sealing by a sealing film;
(3) Fixing a grouting template, placing an embedded part in a target installation position, indicating the position of an embedded channel steel before displacement by a dashed line in a diagram 11, fixing an S-shaped elastic hook and a V-shaped fixing frame between the embedded channel steel and the grouting template, and then pushing the left grouting template from left to right to enable the embedded channel steel to be well attached to the grouting template, wherein the S-shaped elastic hook is subjected to pressure, the left end of the S-shaped elastic hook is displaced, the dashed line in the diagram 51 indicates the S-shaped elastic hook before deformation, the embedded channel steel 1 is displaced to the target position along with the S-shaped elastic hook, and the embedded channel steel is fixed under the action of the grouting templates on the two sides;
(4) Pouring concrete 7 and waiting for solidification forming;
(5) Removing the grouting template after the concrete 7 is solidified and formed;
(6) And rechecking the embedded result of the embedded part according to the drawing, and rechecking whether the load meets the requirement.
The structure and the construction method can solve the problems of low standard degree, poor quality control, poor verticality, low survival rate, poor fitting degree and the like in the installation process of the embedded part in the prior art, and the channel steel fixing part is arranged between the embedded steel groove and the grouting template, so that the special design of the channel steel fixing part promotes the improvement of the construction quality and simultaneously improves the utilization rate of materials.
As described above, although the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the invention itself. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. The utility model provides a gallows embedded assembly, includes embedded channel-section steel, the back of embedded channel-section steel has crab-bolt, its characterized in that: the grouting device further comprises at least two groups of channel steel fixing pieces which are arranged in parallel, wherein each group of channel steel fixing pieces is arranged between the back surface of the embedded channel steel and the grouting template, and the perpendicularity of the embedded channel steel and the distance between the embedded channel steel and the grouting template are fixed;
at least two rows of reinforcing steel bars parallel to the grouting templates are fixed between the back surface of the embedded channel steel and the grouting templates;
the channel steel fixing piece comprises a transverse S-shaped elastic hook, one end of the S-shaped elastic hook is connected with an anchor bolt of the embedded channel steel, and the other end of the S-shaped elastic hook is abutted against the grouting template;
the channel steel fixing piece further comprises a V-shaped fixing frame, the V-shaped fixing frame is fixed on the reinforcing mesh close to one side of the grouting template, the opening is upward, and one end of the S-shaped elastic hook is erected on the V-shaped fixing frame and then abuts against the grouting template;
one end of the S-shaped elastic hook is welded at the root of the embedded channel steel anchor bolt, and the other end of the S-shaped elastic hook is erected and welded on the V-shaped fixing frame and then abuts against the grouting template;
the total natural length of the groove depth of the channel steel fixing piece and the embedded channel steel is 4-6 mm greater than the total thickness of the wall body;
sealing end covers are arranged at two ends of the embedded channel steel, foaming materials are filled in the middle of the embedded channel steel, and the opening is sealed by a sealing film.
2. The hanger embedded assembly of claim 1, wherein: the S-shaped elastic hooks and the V-shaped fixing frames are all made of phi 12 round steel.
3. A pre-buried installation construction method of a pre-buried component of a support and hanger according to any one of claims 1 to 2, which is characterized by comprising the following steps:
(1) Selecting an embedded assembly according to the mounting requirement of the bracket, and monitoring whether the load meets the requirement;
(2) Sealing the two ends of the embedded channel steel by adopting a sealing end cover, filling foam materials into the hollow part of the embedded channel steel, and finally sealing by a sealing film;
(3) Fixing a grouting template, placing an embedded part in a target installation position, primarily fixing, and fixing an S-shaped elastic hook and a V-shaped fixing frame between the embedded channel steel and the grouting template to keep the perpendicularity of the embedded channel steel and the fitting degree of the embedded channel steel and the grouting template;
(4) Pouring concrete, and waiting for solidification and forming;
(5) Removing the grouting template after the concrete is solidified and formed;
(6) And rechecking the embedded result of the embedded part according to the drawing, and rechecking whether the load meets the requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711425153.0A CN108035380B (en) | 2017-12-25 | 2017-12-25 | Support and hanger embedded assembly and embedded installation construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711425153.0A CN108035380B (en) | 2017-12-25 | 2017-12-25 | Support and hanger embedded assembly and embedded installation construction method thereof |
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| Publication Number | Publication Date |
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| CN108035380A CN108035380A (en) | 2018-05-15 |
| CN108035380B true CN108035380B (en) | 2023-11-21 |
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| CN201711425153.0A Active CN108035380B (en) | 2017-12-25 | 2017-12-25 | Support and hanger embedded assembly and embedded installation construction method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109706959B (en) * | 2018-12-26 | 2021-01-19 | 中国二十冶集团有限公司 | Installation method of groove type embedded part in underground comprehensive pipe gallery |
| CN114687460B (en) * | 2022-04-18 | 2024-05-14 | 中国核工业华兴建设有限公司 | Anti-sinking installation method for wall embedded part |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423284A1 (en) * | 1984-06-23 | 1986-01-02 | Hochtief Ag Vorm. Gebr. Helfmann, 4300 Essen | Process for installing steel connecting plates into a prefabricated reinforced concrete compound unit, and spring element for carrying out the process |
| CN206052977U (en) * | 2016-09-14 | 2017-03-29 | 中国建筑第八工程局有限公司 | The ruggedized construction of built-in groove |
| CN207775931U (en) * | 2017-12-25 | 2018-08-28 | 中建安装工程有限公司 | A kind of suspension and support fastener inserts |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7432440B2 (en) * | 2003-10-07 | 2008-10-07 | The Lamson & Sessions Co. | Electrical box support |
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2017
- 2017-12-25 CN CN201711425153.0A patent/CN108035380B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423284A1 (en) * | 1984-06-23 | 1986-01-02 | Hochtief Ag Vorm. Gebr. Helfmann, 4300 Essen | Process for installing steel connecting plates into a prefabricated reinforced concrete compound unit, and spring element for carrying out the process |
| CN206052977U (en) * | 2016-09-14 | 2017-03-29 | 中国建筑第八工程局有限公司 | The ruggedized construction of built-in groove |
| CN207775931U (en) * | 2017-12-25 | 2018-08-28 | 中建安装工程有限公司 | A kind of suspension and support fastener inserts |
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| CN108035380A (en) | 2018-05-15 |
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Address after: 210023 No. 6 Wenlan Road, Qixia District, Nanjing, Jiangsu Province Applicant after: CHINA CONSTRUCTION INDUSTRIAL & ENERGY ENGINEERING GROUP Co.,Ltd. Address before: 210023 No. 6 Wenlan Road, Qixia District, Nanjing, Jiangsu Province Applicant before: China Construction Installation Engineering Co.,Ltd. |
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